202.4.244.0

Tokyo · Japan · NTT DOCOMO BUSINESS, Inc.

Autonomous system: AS37900
Country: JP
Risk score: Not a probability

IP address summary

IP address: 202.4.244.0
ASN: AS37900
Network operator: NTT DOCOMO BUSINESS, Inc.
ISP: NTT DOCOMO BUSINESS, Inc.
Containing network profile: 202.4.0.0/16
Operator category: Business Broadband

The containing profile is the nearest published aggregate. It is not a registry allocation or BGP ownership record.

Public ASN reference

Reference ASN: AS37900
Source label: MATSURI - NTT DOCOMO BUSINESS, Inc.
Reference interval: 202.4.244.0 to 202.4.245.255
Collected: 2026-11-02

IPtoASN maps this address interval to AS37900. An interval is not necessarily a BGP prefix or registered allocation. It does not establish geolocation or ownership.

IPtoASN source Reference methodology

IP geolocation

World map with country boundaries — Approximate network location; not a device positionNatural Earth map data

Country: Japan
City: Tokyo
Region: Tokyo
Postal code: Not supplied
Timezone: Asia/Tokyo
Local time: 2026-11-04 21:00:13
Approximate coordinates: 35.664, 139.724

Network-level coordinates do not identify a precise user or device location. How geolocation works

VPN, proxy and network signals

VPNNot listed

ProxyNot listed

TorNot classified

HostingNot classified

MobileNot classified

Risk score: 0

A low score is not proof that an address is safe.

Read exact field definitions

ASN and network operator

AS37900 profile

Organization: NTT DOCOMO BUSINESS, Inc.
ASN domain: ntt.com
Operator type: Business Broadband

The ASN organization can differ from the organization using an individual address.

Network registration

Matching record range: 202.4.244.0/23
Registered network name: NTTDOCOMO-JP
Registered network block: 202.4.244.0/22
Registration source: APNIC WHOIS
Company: NTT DOCOMO Business, Inc
Usage type: business
Company website: ntt.com

Registration and company fields describe this source record. They can differ from the ASN operator and from live routing announcements.

Abuse contact

Contact name: ABUSE NTTDOCOMOJP
Published contact network: 202.4.244.0/22
Abuse email: noc@ipboot.net
Phone: +81-3-6733-7177
Postal address: Shiodome Bldg 19F, 1-2-20 Kaigan, Minato-ku, Tokyo 105-8535, Japan
Contact country: Japan

This contact is attached to the network record. Include the source IP, UTC timestamps and relevant logs when reporting abuse.

Actual API response

Open JSON

202.4.244.0 · live response

{
  "ip": "202.4.244.0",
  "isp": {
    "asn": "AS37900",
    "org": "NTT DOCOMO BUSINESS, Inc.",
    "isp": "NTT DOCOMO BUSINESS, Inc."
  },
  "location": {
    "country": "Japan",
    "country_code": "JP",
    "city": "Tokyo",
    "state": "Tokyo",
    "zipcode": "",
    "latitude": 35.66425159981333,
    "longitude": 139.72446200912816,
    "timezone": "Asia/Tokyo",
    "localtime": "2026-11-04T21:00:13"
  },
  "risk": {
    "is_mobile": false,
    "is_vpn": false,
    "is_tor": false,
    "is_proxy": false,
    "is_datacenter": false,
    "risk_score": 0
  }
}